1912 in science

The year 1912 in science and technology involved some significant events, listed below.

List of years in science (table)

Archaeology

  • December 6 – The Nefertiti bust is found at Amarna in Egypt by the German Oriental Company (Deutsche Orient-Gesellschaft – DOG), led by German archaeologist Ludwig Borchardt.

Astronomy

  • At the beginning of this year an extreme decadal variation in length of day produces mean solar days having a duration of 86400.00389 seconds of Terrestrial Time (or ephemeris time), the slowest rotation of Earth's crust ever to be recorded.[1]

Biology

Chemistry

Geology

Exploration

History of science

Mathematics

Medicine

Metallurgy

Meteorology

Paleontology

Physics

  • November 11 – William Lawrence Bragg presents his derivation of Bragg's law for the angles for coherent and incoherent scattering from a crystal lattice.[14]
  • Max von Laue suggests using crystal lattices to diffract X-rays.
  • Walter Friedrich and Paul Knipping diffract X-rays in zinc blende.
  • Victor Hess discovers that the ionization of air increases with altitude, indicating the existence of cosmic radiation.

Psychology

Technology

Other events

Awards

Births

Deaths

References

  1. Stephenson, F. R.; Morrison, L. V.; Whitrow, G. J. (1984). "Long-Term Changes in the Rotation of the Earth: 700 B.C. to A.D. 1980" (PDF). Philosophical Transactions of the Royal Society A. London. 313 (1524): 47–70. Bibcode:1984RSPTA.313...47S. doi:10.1098/rsta.1984.0082. ISSN 0080-4614. Retrieved May 24, 2012.
  2. Just The Facts-Inventions & Discoveries. School Specialty Publishing. 2005.
  3. Deutsche Reichs Patent no. 281687 (4 July 1913); abstract in Journal of the Society of Chemical Industry (London) 34 (1915) p. 623.
  4. Bernschneider-Reif, S.; Oxler, F.; Freudenmann, R. W. (2006). "The Origin of MDMA ("Ecstasy") - Separating the Facts From the Myths". Die Pharmazie. 61 (11): 966–972. PMID 17152992.
  5. Firma E. Merck in Darmstadt (May 16, 1914). "German Patent 274350: Verfahren zur Darstellung von Alkyloxyaryl-, Dialkyloxyaryl- und Alkylendioxyarylaminopropanen bzw. deren am Stickstoff monoalkylierten Derivaten". Kaiserliches Patentamt. Retrieved April 12, 2009.
  6. Firma E. Merck in Darmstadt (October 15, 1914). "German Patent 279194: Verfahren zur Darstellung von Hydrastinin Derivaten". Kaiserliches Patentamt. Retrieved April 12, 2009.
  7. Wegener, Alfred (January 6, 1912). "Die Herausbildung der Grossformen der Erdrinde (Kontinente und Ozeane), auf geophysikalischer Grundlage". Petermanns Geographische Mitteilungen. 63: 185–195, 253–256, 305–309.
  8. Demhardt, Imre Josef (2005). "Alfred Wegener's Hypothesis on Continental Drift and Its Discussion in Petermanns Geographische Mitteilungen (1912–1942)" (PDF). Polarforschung. 75: 29–35. Retrieved April 18, 2011.
  9. Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN 978-0-14-102715-9.
  10. Hashimoto, H. (1912). "Zur Kenntnis der lymphomatösen Veränderung der Schilddrüse (Struma lymphomatosa)". Archiv für Klinische Chirurgie (in German). 97: 219–248.
  11. "ThyssenKrupp Nirosta: History". Archived from the original on September 2, 2007. Retrieved August 13, 2007.
  12. Carlisle, Rodney P. (2004). Scientific American Inventions and Discoveries. John Wiley and Sons. p. 380. ISBN 978-0-471-24410-3. Retrieved September 3, 2011. Elwood Haynes 1919 patent number.
  13. "A non-rusting steel". The New York Times. January 31, 1915.
  14. To the Cambridge Philosophical Society. "The Nobel Prize in Physics 1915". Nobel Foundation. Retrieved November 29, 2012.
  15. Lord, Walter (1955). A Night to Remember. New York: Holt.
  16. Brooks, John (2003). "The Admiralty Fire Control Tables". Warship: 69–93.
  17. Blom, Philipp (2008). The Vertigo Years: Change and Culture in the West, 1900-1914. Toronto: McClelland & Stewart. p. 334. ISBN 978-0-7710-1630-1.
  18. "Alan Turing | Biography, Facts, & Education". Encyclopedia Britannica. Retrieved February 14, 2020.
  19. "Obituary: David Packard". The Independent. March 28, 1996. Retrieved February 21, 2018.
  20. Ogilvie, Marilyn Bailey; Harvey, Joy Dorothy (2000). The Biographical Dictionary of Women in Science: L-Z. Taylor & Francis. p. 1102. ISBN 978-0-415-92040-7.
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